diff --git a/pkgs/games/mudlet/default.nix b/pkgs/games/mudlet/default.nix
index eef4560e386a..e2e02c45da65 100644
--- a/pkgs/games/mudlet/default.nix
+++ b/pkgs/games/mudlet/default.nix
@@ -77,6 +77,7 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [
     cmake
     git
+    luaEnv
     pkg-config
     qttools
     which